Home / 251,416,814.66-346,985,408.71-152,294,653.68

Finding the Fourth Proportional to 251,416,814.66, 346,985,408.71 and 152,294,653.68

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Solution

The fourth proportional to 251,416,814.66, 346,985,408.71 and 152,294,653.68 is: 210,184,918.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,416,814.66 : 346,985,408.71 = 152,294,653.68 : x
  2. Step 2: Convert to fraction form
    251,416,814.66/346,985,408.71 = 152,294,653.68/x
  3. Step 3: Cross multiply
    251,416,814.66x = 346,985,408.71 × 152,294,653.68
  4. Step 4: Simplify right side
    251,416,814.66x = 52,844,022,651,502,704
  5. Step 5: Solve for x
    x = 52,844,022,651,502,704/251,416,814.66
  6. Step 6: Final answer
    x = 210,184,918.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.